Key box



FIG. 1 is a front perspective view of a key box (with lid closed) showing my new design;

FIG. 2 is a front perspective view of the design shown in FIG. 1 with lid open;

FIG. 3 is a left side elevation view (with lid closed) thereof with the right side a mirror image thereof;

FIG. 4 is a front elevation view of the design shown in FIG. 1;

FIG. 5 is a rear elevation plan view of the design shown in FIG. 1; and,

FIG. 6 is a top plan view of my new design. 

The ornamental design of a key box, as shown and described. 